An Invisible Thread tells of the life-long friendship between a busy sales executive and a disadvantaged young boy, and how both of their lives were changed by what began as one small gesture of kindness.When Laura Schroff brushed by a young panhandler on a New York City corner one rainy afternoon, something made her stop and turn back. She took the boy to lunch at the McDonald’s across the street that day. And she continued to go back, again and again for the next four years Please Join Us!